[brasero] Fix a crash when we try to download a missing gstreamer plugin through PK

[Philippe Rouquier <philippr src gnome org>]

commit dc1df4110c7691b35a07d364e51fed51ac07934a
Author: Philippe Rouquier <bonfire-app wanadoo fr>
Date:   Fri Sep 18 15:05:53 2009 +0200

    Fix a crash when we try to download a missing gstreamer plugin through PK
    The same structure was added twice to the list which caused it to be freed multiple times

 libbrasero-utils/brasero-metadata.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/libbrasero-utils/brasero-metadata.c b/libbrasero-utils/brasero-metadata.c
index e27c241..5593c7d 100644
--- a/libbrasero-utils/brasero-metadata.c
+++ b/libbrasero-utils/brasero-metadata.c
@@ -1022,7 +1022,6 @@ brasero_metadata_install_missing_plugins (BraseroMetadata *self)
 		download = brasero_metadata_is_downloading (detail);
 		if (download) {
 			download->objects = g_slist_prepend (download->objects, self);
-			priv->downloads = g_slist_prepend (priv->downloads, download);
 			g_free (detail);
 			continue;
 		}